Last seen: Sep 13, 2025
Yes!!I absolutely agree. 3-phase heat pumps and EV chargers would be so much better for the local distribution grid. Sad, but true.That app...
Apologies for arriving 'late' to this topic. We've been discussing the change from single-phase to 3-phase over here on a topic about DIY Solar u...
Erm... I carefully chose the adjective many when referring to installers.I deliberately didn't write 'major' or 'the majority of' installers. And wh...
@ellyse In 2021 OVO was one of three Energy Suppliers selected to administer the installation of heat pumps in 750 homes. OVO was assigned the SE Engl...
The quality of the installation is extremely important @ellyse A heat pump doesn't work like a gas boiler.It stays operating all the time, adjustin...
Three-phase Distribution Boards / Consumer Units I've started looking to see if there are 3-phase DBs which are more suited to the domestic market.T...
Only two sizes of PV panel cable are widely available: 4mm² and 6mm² I have never yet met an installation which requires the larger 6mm² option! Y...
Hi @ellyse and welcome. Your question is going to need responses from a number of us.I'm from a technical background, so I'll stick to those aspects...
Smart Meters is one of my pet subjects, so I'd really like to give a good response to these points. In my area the DNO is NGED. It has been their co...
Yes. Your inverter has two independent PV inputs.Each one is rated at 550v 13.3A maximum whilst operating in MPPT mode.So, for example, you could have...
I'm struggling to follow that.I need units 😉 So you have 6 Canadian Solar panels, each rated at 425w and connected in SERIES to one of the ...
The problem with the maths is that you're starting with two different types of panel. I proposed (purely as an example) 425w panels manufactured by ...
Latest Posts
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
@transparent what I don't understand about these "rogue...
By Scalextrix , 34 minutes ago
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@drei If that's the right figure, it's the same size as...
By JamesPa , 1 hour ago
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RE: Who’s Caved and Switched the Heating On Already?
I have 3 women in the house, 2 little ones, so my heati...
By DREI , 3 hours ago
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@damon thanks. I will do as you suggest. Hopefully I wi...
By bontwoody , 3 hours ago
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RE: Help me keep the faith with my air source heat pump installation
OK. Could you post a recording. You may just hear the...
By JamesPa , 6 hours ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 24 hours ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 1 day ago
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RE: Midea ASHP – how to set weather compensation
Mostly, I think, but with some caveats. I set the TI...
By cathodeRay , 1 day ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 2 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
I realise im overdue an update on my situation. first...
By Cleardene-ashp , 2 days ago
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RE: Replacing Worcester oil boiler with an ASHP
@toodles thanks. I was told by the engineer that this h...
By JulianC , 2 days ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
A week later, I'm finally picking up this comment... ...
By Transparent , 2 days ago
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RE: COP is not the only measure of efficiency
We keep all our TRVs fully open using the whole house a...
By Old_Scientist , 2 days ago
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
I am pleased to say at 4pm today we have added another ...
By ASHP-BOBBA , 3 days ago
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RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 3 days ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 4 days ago
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 4 days ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 4 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 4 days ago
